Individual Calculations May 2018
 Whitfield, Craig M  Total change: 28.60  Rating chartPersonal card
 Edinburgh Congress Premier 2018 Edinburgh SCO 2018-04-06
RcRownchangeKK*chgGame
 1995 2069 3.00 5 -0.01 20 -0.20 
  Adan Bermudez, Sergio f2340 ESP0.001-0.1720-3.40 
  Campbell, Duncan A F 1918 SCO0.501-0.2020-4.00 
  Bhopal, Raj 1926 SCO0.501-0.1920-3.80 
  Gray, Euan 1863 SCO1.0010.24204.80 
  Borwell, Alan P 1930 SCO1.0010.31206.20 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 18th 4NCL Congress Open Doncaster ENG 2018-04-13
RcRownchangeKK*chgGame
 2055 2069 3.50 4 1.44 20 28.80 
  Rahulan, Thivyaa 1839 ENG1.0010.21204.20 
  Prior, Stephen C V 1979 ENG1.0010.38207.60 
  Walker, David J f2285 ENG0.5010.28205.60 
  Burrows, Martin P 2117 ENG1.0010.572011.40 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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